html,body,nav {
	margin     : 0;
	height: 100%;
	box-sizing : border-box;
	background : #333;
	font-family: 'Avenir Next', Avenir, Helvetica, Arial, sans-serif;
	background-image: url(../img/bg_lavender.jpg);
	background-size: cover;
	background-repeat: no-repeat;
}


h3 {
	display: block;
	font-size: 1.17em;
	margin-block-start: 1em;
	margin-block-end: 1em;
	margin-inline-start: 0px;
	margin-inline-end: 0px;
	font-weight: bold;
}

.nav__box{
	height: 100%;
}
.nav__bar {
	float: left;
	width  : 50px;
	height: 100%;
}

.tabsnav__title{
	position: relative;
	cursor: pointer;
	margin: 0;
	height: 100%;
	font-weight: normal;
	line-height: 1;
	display: flex;
	flex-direction: column;
	justify-content: center;
	align-items: center;
	pointer-events: none;
	transform: rotate(-90deg);
	color: #fff;
}

/* .tabsnav__item {
	height: 50px;
	position: relative;
	cursor: pointer;
} */

.tabsnav__bar {
	background: currentColor;
	width: 100%;
	height: 100%;
	position: absolute;
	pointer-events: none;
}